3The Lost City of Pavlopetri, Peloponnese

Dubbed the “Atlantis of Greece,” Pavlopetri is a submerged ancient city located off the coast of Laconia in southern Greece. Dating back over 5,000 years, this underwater archaeological site is one of the oldest submerged cities in the world and offers a unique glimpse into ancient Greek civilization. Visitors can explore the sunken ruins of streets, buildings, and tombs, marveling at the well-preserved remains of this ancient metropolis.